diff --git a/Dockerfile b/Dockerfile
index 17a4076..eb7620d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,6 +6,7 @@ WORKDIR /go/src/deployer
 
 COPY go.mod ./
 COPY main.go ./
+COPY handler.go ./
 
 RUN go build -o ./deployer .